Window thermometer



FIG. 1 is a front elevational view of a window thermometer showing ournew design;

FIG. 2 is a right side elevational view, the left side elevational viewbeing identical;

FIG. 3 is a rear elevational view;

FIG. 4 is a top plan view, the bottom plan view being identical; and

FIG. 5 is a left side perspective view thereof.

The ornamental design for a window thermometer, as shown.